Phone Comparison - Karbonn A12+ vs Micromax Bolt A66

Karbonn A12+
karbonn a12+
Micromax Bolt A66
micromax bolt a66
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general General Info

Manufacturer Karbonn Micromax
Announced October 2013 January 2014
Status Available - October 2013 Coming Soon - January 2014
Colors White, Black White
Form Factor Candybar Candybar
Dimension - -
Weight - -
2G Network GSM 900 / 1800 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
3G Network HSDPA 2100 HSDPA 2100
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2.2 (Jelly Bean) Android OS, v4.1.2 (Jelly Bean)
Processor Dual-core 1.3 GHz, MTK 6572 [Similar] 1 GHz, Spreadtrum SC7710G [Similar]
GPU Mali-400MP [Similar] -
RAM 512 MB [Browse Similar] 512 MB [Browse Similar]
Internal Memory 4 GB (1.27 GB for apps, 1.24 GB user available) 512 MB (165 MB for Apps)
External Memory microSD, up to 32 GB microSD, up to 32 GB

display Display

Type IPS LCD Capacitive Touchscreen, Wide Viewing Angle TFT capacitive touchscreen
Colors 16M colors 262K colors
Size 4.0 inches [Similar] 4.5 inches [Similar]
Resolution 480 x 800 pixels (233 ppi) [Similar] 480 x 854 pixels (218 ppi) [Similar]
Screen-to-Body Ratio - -
Multi-Touch yes yes

multimedia Multimedia

3.5mm Jack yes yes
Radio FM radio FM radio
Games Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 5 MP, 2592х1944 pixels [Similar] 2 MP, 1600x1200 pixels [Similar]
Flash LED flash LED flash
Features Auto-focus, Geo-tagging, Face Detection, Panorama Fixed Focus, Geo-tagging
Video Yes, 720p Yes
Front Camera Yes, 2 MP [Similar] No [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps
Edge Yes Class 12
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v2.0 A2DP, EDR Yes, v2.1, EDR
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support No
Browser HTML HTML5

memory User Memory

Internal 4 GB (1.27 GB for apps, 1.24 GB user available), 512 MB RAM 512 MB (165 MB for Apps), 512 MB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present
NFC NFC not supported NFC not supported

battery Battery

Type Li-Ion Battery Li-Ion Battery
Capacity 1400 mAh 1500 mAh
Stand by - Up to 116 h
Talk Time - Up to 4 h 30 min